ELECTRICITY DEMAND MANAGEMENT DEVICE, AND ELECTRICITY DEMAND MANAGEMENT SYSTEM

Provided is a power demand management apparatus and a power demand management system that realize energy conservation. The power demand management apparatus comprises a power demand acquiring section that acquires a predicted power demand, which is a power demand predicted for a predetermined period in the future; a consumer house information holding section that, for each of a plurality of request methods or request conditions for requesting that a consumer house restrict power demand, and for each of a plurality of the consumer houses, holds a sensitivity that indicates a probability that the consumer house will comply with a request when the request is issued to the consumer house with the corresponding request method or request condition; a consumer house selecting section that, when the predicted power demand exceeds a predetermined target value, selects a first consumer house whose sensitivity with respect to a first request method or request condition is greater than or equal to a first reference value and selects a second consumer house whose sensitivity with respect to a second request method or request condition is greater than or equal to a second reference value; and a restriction requesting section that issues a request for power demand restriction to the first consumer house using the first request method or request condition, and issues a request for power demand restriction to the second consumer house using the second request method or request condition.